SUBJECTS 



791 



Roentgen rays: 



Blood, influence on properties 

 (Hussey) 511 



Rubidium : 



Absorption of cesium and, indi- 

 cating cause of potassium 

 selection by animal cells 

 (Mitchell, Wilson, and 

 Stanton) 141 



Salamander: 



Larvas, effect of iodine (Uhlen- 



huth) 319 



— > — — iodothyrin 



(Uhlenhuth) 319 



Thymus-fed, r6Ie of iodine in 



inhibition of metamorphosis 



(Uhlenhuth) 319 



Salt(s) : 



Ionizing influence of salts with 

 tetravalent ions on crystal- 

 line egg albumin at isoelec- 

 tric point (Loeb) 759 



with trivalent ions 



on crystalline egg albumin 

 at isoelectric point (Loeb) 



759 

 Seed : 



Growth, effects of radium rays 

 (Redfield and Bright) 



297 



Metabolism, effects of radium 



rays (Redfield and Bright) 



297 

 Septicemia : 



Bacillus, rabbit, agglutination 

 by electrolytes (Northrop 

 and De Kruif) 639 



— > — > mechanism of granular 

 growth of Type G (De 

 Kruif) 395 



Serum: 



Blood, agglutination of red 

 blood cells in presence of 

 (Coulter) 403 



Serum — Continued: 



Blood, equilibrium between 

 serous cavity fluids and 

 (Loeb, Atchley, and Pal- 

 mer) 591 



Immune, agglutination in pres- 

 ence of (Northrop and De 

 Kruif) 655 



Normal, agglutination in pres- 

 ence of (Northrop and De 

 Kruif) 655 



Skin: 



Pigments in nudibranchs (Cro- 

 zier) 303 



Sodium chloride : 



Conductivity of solution, effect 

 of increasing concentrations 

 of albumin (Palmer, Atch- 

 ley and Loeb) 585 

 Solubility : 



Proteins at isoelectric point 

 (Cohn) 697 



Solution : 



Buffer, elimination of discrep- 

 ancies between observed and 

 calculated potential differ- 

 ence of protein solutions near 

 isoelectric point (Loeb) 



617 



— , near isoelectric point, elim- 

 ination of discrepancies 

 between observed and cal- 

 culated potential difference 

 with aid of buffer solutions 

 (Loeb) 617 



Casein, influence of electro- 

 Ivtes (Loeb and Loeb) 



187 



Gelatin, influence of electro- 

 lytes (Loeb and Loeb) 



187 

 — , reciprocal relation between 

 osmotic pressure and vis- 

 cosity (Loeb) 97 



Protein, influence of aggregates 

 on membrane potentials 

 (Loeb) 769 



